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John M. Clarke
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Chillicothe, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Reciprocating internal combustion engine
Patent number
9,951,679
Issue date
Apr 24, 2018
Motiv Engines LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Reciprocating internal combustion engine
Patent number
9,334,844
Issue date
May 10, 2016
Motiv Engines LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Piston cooling system
Patent number
8,813,694
Issue date
Aug 26, 2014
Motiv Engines, LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Intake and exhaust chambers
Patent number
8,763,593
Issue date
Jul 1, 2014
Motiv Engines, LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Combustion chamber intake and exhaust shutter
Patent number
8,671,922
Issue date
Mar 18, 2014
Motiv Engines LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injection system
Patent number
8,381,691
Issue date
Feb 26, 2013
Motiv Engines, LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fuel injector spray alteration through a moveable tip sleeve
Patent number
7,210,640
Issue date
May 1, 2007
Caterpillar Inc
John M. Clarke
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Homogenous charge compression ignition engine having a cylinder inc...
Patent number
6,668,788
Issue date
Dec 30, 2003
Caterpillar Inc.
Jorge R. Agama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Two stroke homogenous charge compression ignition engine with pulse...
Patent number
6,601,549
Issue date
Aug 5, 2003
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Piston for a thermal regenerated engine
Patent number
6,546,909
Issue date
Apr 15, 2003
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust gas recirculation system for an internal combustion engine
Patent number
6,324,846
Issue date
Dec 4, 2001
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Internal combustion engine
Patent number
6,318,310
Issue date
Nov 20, 2001
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method for operation of a free piston engine
Patent number
6,135,069
Issue date
Oct 24, 2000
Caterpillar Inc.
Thomas R. Fenelon
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Hydraulic apparatus with improved accumulator for reduced pressure...
Patent number
6,070,408
Issue date
Jun 6, 2000
Caterpillar Inc.
John M. Clarke
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method and apparatus for multiple cycle internal combustion engine...
Patent number
5,699,758
Issue date
Dec 23, 1997
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Valving for dual compression/expansion engine and method of assembl...
Patent number
5,647,307
Issue date
Jul 15, 1997
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Dual compression and dual expansion engine
Patent number
5,623,894
Issue date
Apr 29, 1997
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
In-line engines having residual cycles and method of operation
Patent number
5,566,549
Issue date
Oct 22, 1996
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Dual compression and dual expansion internal combustion engine and...
Patent number
5,542,382
Issue date
Aug 6, 1996
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
High efficiency thermal regenerated internal combustion engine
Patent number
5,540,191
Issue date
Jul 30, 1996
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Fluid controlling system for an engine
Patent number
5,522,358
Issue date
Jun 4, 1996
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Injector for separate control of flow and momentum
Patent number
5,497,743
Issue date
Mar 12, 1996
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Dual compression and dual expansion internal combustion engine and...
Patent number
5,456,219
Issue date
Oct 10, 1995
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Dual compression and dual expansion internal combustion engine and...
Patent number
5,448,979
Issue date
Sep 12, 1995
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cooling arrangement for a piston assembly
Patent number
5,339,775
Issue date
Aug 23, 1994
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Pressure actuatable valve assembly
Patent number
5,277,222
Issue date
Jan 11, 1994
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus to improve a turbocharged engine transient res...
Patent number
5,271,229
Issue date
Dec 21, 1993
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for exhaust gas recirculation via reverse flow...
Patent number
5,226,401
Issue date
Jul 13, 1993
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for optimizing breathing utilizing unit valve...
Patent number
5,216,987
Issue date
Jun 8, 1993
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Engine operation and testing using fully flexible valve and injecti...
Patent number
5,205,152
Issue date
Apr 27, 1993
Caterpillar Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
RECIPROCATING INTERNAL COMBUSTION ENGINE
Publication number
20160222873
Publication date
Aug 4, 2016
Motiv Engines LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
RECIPROCATING INTERNAL COMBUSTION ENGINE
Publication number
20150090224
Publication date
Apr 2, 2015
Motiv Engines LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
PISTON COOLING SYSTEM
Publication number
20130319351
Publication date
Dec 5, 2013
Motiv Engines LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
COMBUSTION CHAMBER INTAKE AND EXHAUST SHUTTER
Publication number
20130319368
Publication date
Dec 5, 2013
Motiv Engines LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
INTAKE AND EXHAUST CHAMBERS
Publication number
20130319385
Publication date
Dec 5, 2013
Motiv Engines LLC
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
FUEL INJECTION SYSTEM
Publication number
20110100334
Publication date
May 5, 2011
Motiv Engines LLC
John M. Clarke
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Machine with a reciprocating piston
Publication number
20070044739
Publication date
Mar 1, 2007
Caterpillar Inc.
John Michael Clarke
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Steam powered free piston pump
Publication number
20050047935
Publication date
Mar 3, 2005
Leland W. Weiss
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Homogenous charge compression ignition engine having a cylinder inc...
Publication number
20030116120
Publication date
Jun 26, 2003
Caterpillar, Inc.
Jorge R. Agama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
TWO STROKE HOMOGENOUS CHARGE COMPRESSION IGNITION ENGINE WITH PULSE...
Publication number
20030116106
Publication date
Jun 26, 2003
Caterpillar, Inc.
John M. Clarke
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Method and apparatus to control a movable tip sleeve
Publication number
20030102389
Publication date
Jun 5, 2003
John M. Clarke
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
METHOD AND APPARATUS TO CONTROL A MOVEABLE TIP SLEEVE.
Publication number
20030102390
Publication date
Jun 5, 2003
John M. Clarke
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Fuel injector spray alteration through a moveable tip sleeve
Publication number
20030085305
Publication date
May 8, 2003
John M. Clarke
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Hydraulic transformer using a pair of variable displacement gear pumps
Publication number
20020104313
Publication date
Aug 8, 2002
John M. Clarke
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Variable displacement hydraulic gear pump
Publication number
20020076344
Publication date
Jun 20, 2002
John M. Clarke
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...